cc-metric-collector/collectors/likwid/groups/atom/TLB.txt

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2021-03-25 14:47:10 +01:00
SHORT TLB miss rate
EVENTSET
FIXC0 INSTR_RETIRED_ANY
FIXC1 CPU_CLK_UNHALTED_CORE
PMC0 DATA_TLB_MISSES_DTLB_MISS
METRICS
Runtime (RDTSC) [s] time
Runtime unhalted [s] FIXC1*inverseClock
CPI FIXC1/FIXC0
DTLB misses PMC0
DTLB miss rate PMC0/FIXC0
LONG
Formulas:
DTLB misses = DATA_TLB_MISSES_DTLB_MISS
DTLB miss rate = DATA_TLB_MISSES_DTLB_MISS/INSTR_RETIRED_ANY
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The DTLB miss rate gives a measure how often a TLB miss occurred per instruction.